Attic Framing Types

Stick truss roof framing.

Attic framing types.

Collar ties rafter ties tension beams structural ridge beams. Light framing is used in barracks bathhouses and administration buildings. The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle. Gambrel and mansard roofs offer more head height for attic rooms.

Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. Roof framing can be simple or complex depending on the roof. Here is a section of the attic with no collar ties or attic bracing. How to frame an attic space.

The rise or height of the roof at its peak is the altitude of the triangle. Overhangs hips and dormers add greatly to the complexity of the framing. Top 15 roof types plus their pros cons read before you build. 05 05 2019 big al roof architecture roof design roof types when building a new house or retrofitting an existing one choosing the right type of roof can be more difficult than most people realize.

Some of these can support the roof and prevent ridge sagging and wall spreading. Western balloon and braced. Home was built in the 1950 s in summerville sc. The most effective places to add insulation to older homes are exterior walls attics basements and crawl spaces.

The run or half the building span is the base of the triangle. Shed roofs are usually the easiest type to connect to an existing roof when adding on. A properly framed attic room can eliminate most of the odd angles and awkward spaces of an. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

R values vary based on the type thickness and density of the material being used. In this picture a broken rafter is visible due to no attic bracing. Most homes are insulated in the attic and any floors located above unfinished basements or crawl spaces. Light framing there are three principal types of framing for light structures.

Attics can be dark and forbidding spaces but they don t have to be. Figure 6 1 page 6 2 illustrates these types of framing and specifies the nomenclature and location of the various members. Installing attic flooring for light storage only. This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams.